/Engine/Source/Developer/HierarchicalLODUtilities/Public/HierarchicalLODUtilities.h
Recursively retrieves StaticMeshComponents from a LODActor and its child LODActors
virtual void ExtractStaticMeshComponentsFromLODActor ( [AActor](API\Runtime\Engine\GameFramework\AActor) * Actor, [TArray](API\Runtime\Core\Containers\TArray)< [UStaticMeshComponent](API\Runtime\Engine\Components\UStaticMeshComponent) * > & InOutComponents )